Full Stack Developer - Tester - Bug Bounty Hunter
INTRO
Hello! I’m Sadik Al Mahmud, a Full-Stack Developer based in Skudai, Johor, Malaysia.
I specialize in the MERN stack, WordPress, and cross-platform desktop applications built with Electron. Skilled in JavaScript, databases, and server deployment, I focus on building secure, scalable, and user-friendly solutions. I also explore web security through bug bounty research, applying that mindset to write safer, more resilient code.
Hello! I’m Sadik Al Mahmud, a Full-Stack Developer based in Skudai, Johor, Malaysia.I specialize in the MERN stack, WordPress, and cross-platform desktop applications built with Electron. Skilled in JavaScript, Python, databases, and server deployment, I focus on building secure, scalable, and user-friendly solutions. I also explore web security through bug bounty research, applying that mindset to write safer, more resilient code.Hello! I’m Sadik Al Mahmud, a Full-Stack Developer based in Skudai, Johor, Malaysia. I specialize in MERN stack, WordPress, and cross-platform desktop applications (Electron). Skilled in JavaScript, Python, PHP, databases, and server deployment, I focus on creating secure, responsive, and user-friendly solutions.
Age: 24
Residence: Malaysia
Freelance: Available
Address: Skudai, Johor
BASIC SKILLS
Web Development
Building modern, responsive websites with Vanilla JS, MERN stack and WordPress.
Desktop Applications
Creating cross-platform apps with Electron for Windows, macOS, and Linux.
Bug Bounty
Identifying, testing, and reporting web vulnerabilities like XSS, SQLi, and misconfigurations.
Server Deployment
Deploying and managing applications on Apache, Nginx, NodeJS
Database Management
Designing and optimizing databases with MongoDB, MySQL, PostgreSQL and SQLite.
WORK
EXPERIENCE
WinHoo – Web Design Intern (6 months, 2024 – 2025)
Built and customized WordPress sites.
Integrated WooCommerce and designed product cards.
Performed SEO optimization.
Deployed projects to Synology server.
CERTIFICATIONS
CISCO Network Security
CISCO DevNet
UDEMY - Full Stack Web Dev
SKILLS
WEB DEVELOPMENT
MERN
React, Node.js, Express, MongoDB
80%
WORDPRESS
Custom site & plugins
90%
DESKTOP APPLICATIONS
ELECTRON
desktop apps for Windows, macOS, Linux
80%
PROGRAMMING LANGUAGES
Javascript
Core JS, DOM, ES6+,Vanilla JS
80%
Python
Scripting, automation, small apps
30%
PHP
Backend web dev & Custom WP plugins
20%
DATABASES & VERSION CONTROL
DATABASES
MongoDB, MySQL, MariaDB, SQLite
80%
GIT
Version control & collaboration
80%
SERVER & DEPLOYMENT
SERVER & DEPLOYMENT
Apache, Nginx
80%
BASH & SHELL SCRIPTING
Automation, server tasks
80%
- All
- Desktop
- Web
Desktop
Equators Chatbot
EQUATORS CHATBOT A local chatbot where you can manually add and manage your own models, powered by Llama.cpp and Electron.
August 20, 2025
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